duplicitous
Say it: dyoo-PLISS-ih-tus /djuːˈplɪsɪtəs/ · adjective
What “duplicitous” means
Pretending to be honest while secretly deceiving someone.
More precisely: Deceitful; saying one thing while secretly doing another.
When to use it
A formal, accusing word for someone whose friendly promises hide dishonest actions or conflicting loyalties.
Memory trick
It comes from Latin duplex, meaning twofold: picture someone showing two different faces.
Similar words
deceitful, two-faced, double-dealing
Where it comes from
From duplicity, ultimately from Latin duplex, 'twofold'.
Quick check
Your teammate promises to support your application, then secretly tells the selectors you are unsuitable. Their behaviour is…
duplicitous or indecisive?
Show the answer
duplicitous
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